<template>
  <ContentWrap>
    <!-- 搜索工作栏 -->
    <el-form
      class="-mb-15px"
      :model="queryParams"
      ref="queryFormRef"
      :inline="true"
      label-width="68px"
    >
      <el-form-item label="页面编码" prop="code">
        <el-input
          v-model="queryParams.code"
          placeholder="请输入页面编码"
          clearable
          @keyup.enter="handleQuery"
          class="!w-240px"
        />
      </el-form-item>
      <el-form-item label="页面描述" prop="remark">
        <el-input
          v-model="queryParams.remark"
          placeholder="请输入页面描述"
          clearable
          @keyup.enter="handleQuery"
          class="!w-240px"
        />
      </el-form-item>
      <el-form-item>
        <el-button @click="handleQuery"><Icon icon="ep:search" class="mr-5px" /> 搜索</el-button>
        <el-button @click="resetQuery"><Icon icon="ep:refresh" class="mr-5px" /> 重置</el-button>
        <el-button
          type="primary"
          plain
          @click="openForm('create')"
          v-hasPermi="['dgs:amis-page:create']"
        >
          <Icon icon="ep:plus" class="mr-5px" /> 新增
        </el-button>
        <el-button
          type="success"
          plain
          @click="handleExport"
          :loading="exportLoading"
          v-hasPermi="['dgs:amis-page:export']"
        >
          <Icon icon="ep:download" class="mr-5px" /> 导出
        </el-button>
      </el-form-item>
    </el-form>
  </ContentWrap>

  <!-- 列表 -->
  <ContentWrap>
    <el-table v-loading="loading" :data="list" :stripe="true" :show-overflow-tooltip="true">
      <el-table-column label="编号" align="center" prop="id" />
      <el-table-column label="页面编码" align="center" prop="code" />
      <el-table-column label="版本号" align="center" prop="version" />
      <el-table-column label="页面描述" align="center" prop="remark" />
      <el-table-column
        label="创建时间"
        align="center"
        prop="createTime"
        :formatter="dateFormatter"
        width="180px"
      />
      <el-table-column
        label="更新时间"
        align="center"
        prop="updateTime"
        :formatter="dateFormatter"
        width="180px"
      />
      <el-table-column label="操作" align="center">
        <template #default="scope">
          <el-button
            link
            type="primary"
            @click="openForm('update', scope.row.id)"
            v-hasPermi="['dgs:amis-page:update']"
          >
            编辑
          </el-button>
          <el-button
            link
            type="primary"
            @click="openDesign(scope.row)"
            v-hasPermi="['dgs:amis-page:update']"
          >
            设计
          </el-button>
          <el-button
            link
            type="danger"
            @click="handleDelete(scope.row.id)"
            v-hasPermi="['dgs:amis-page:delete']"
          >
            删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>
    <!-- 分页 -->
    <Pagination
      :total="total"
      v-model:page="queryParams.pageNo"
      v-model:limit="queryParams.pageSize"
      @pagination="getList"
    />
  </ContentWrap>

  <!-- 表单弹窗：添加/修改 -->
  <AmisPageForm ref="formRef" @success="getList" />

  <!-- 编辑 -->
  <div v-if="editAmisOpen" class="amis-editor">
    <iframe src="/thirdparty/amis-editor/index.html#/edit/0"></iframe>
  </div>
</template>

<script setup lang="ts">
import { dateFormatter } from '@/utils/formatTime'
import download from '@/utils/download'
import { AmisPageApi, AmisPageVO } from '@/api/dgs/amispage'
import AmisPageForm from './AmisPageForm.vue'
import { nextTick } from 'vue'

/** Amis模板页面 列表 */
defineOptions({ name: 'AmisPage' })

let amis = amisRequire('amis/embed');

const amisJsonTpl = {
  "pages": [
    {
      "id": "1",
      "icon": "fa fa-file",
      "path": "hello-world",
      "label": "Hello world",
      "schema": null
    }
  ],
  "theme": "cxd",
  "asideFixed": true,
  "asideFolded": false,
  "offScreen": false,
  "addPageIsOpen": false,
  "preview": false,
  "isMobile": false,
  "schema": null
}

const message = useMessage() // 消息弹窗
const { t } = useI18n() // 国际化

const loading = ref(true) // 列表的加载中
const list = ref<AmisPageVO[]>([]) // 列表的数据
// 列表的总页数
const total = ref(0)
const queryParams = reactive({
  pageNo: 1,
  pageSize: 10,
  code: undefined,
  remark: undefined,
})
const queryFormRef = ref() // 搜索的表单
const exportLoading = ref(false) // 导出的加载中
const editAmisOpen = ref(false)

/** 查询列表 */
const getList = async () => {
  loading.value = true
  try {
    const data = await AmisPageApi.getAmisPagePage(queryParams)
    list.value = data.list
    total.value = data.total
  } finally {
    loading.value = false
  }
}

/** 搜索按钮操作 */
const handleQuery = () => {
  queryParams.pageNo = 1
  getList()
}

/** 重置按钮操作 */
const resetQuery = () => {
  queryFormRef.value.resetFields()
  handleQuery()
}

/** 添加/修改操作 */
const formRef = ref()
const openForm = (type: string, id?: number) => {
  formRef.value.open(type, id)
}

const openDesign = async (row: AmisPageVO) => {
  console.log('open design', row.id)

  // 从服务器抓取json回来
  const data = await AmisPageApi.getAmisPage(row.id)
  console.log('fetch amis json from server', data)

  // 把记录的json数据更新到localstorage中去
  let schema = {}
  try {
    schema = JSON.parse(data.amisJson)
  }
  catch (e) {
    schema = {}
  }

  amisJsonTpl.schema = schema
  amisJsonTpl.pages[0].schema = schema
  localStorage.setItem("store", JSON.stringify(amisJsonTpl))
  localStorage.setItem("rowInEdit", row.id)

  editAmisOpen.value = true;
}

/** 删除按钮操作 */
const handleDelete = async (id: number) => {
  try {
    // 删除的二次确认
    await message.delConfirm()
    // 发起删除
    await AmisPageApi.deleteAmisPage(id)
    message.success(t('common.delSuccess'))
    // 刷新列表
    await getList()
  } catch {}
}

/** 导出按钮操作 */
const handleExport = async () => {
  try {
    // 导出的二次确认
    await message.exportConfirm()
    // 发起导出
    exportLoading.value = true
    const data = await AmisPageApi.exportAmisPage(queryParams)
    download.excel(data, 'Amis模板页面.xls')
  } catch {
  } finally {
    exportLoading.value = false
  }
}

/** 初始化 **/
onMounted(() => {
  getList()

  // TODO: 清空message监听器，防止重入问题
  window.addEventListener('message', async (e) => {
    console.log('receive message from amis window', e)

    if (e.data !== 'amis-exit') return;

    // 把用户编辑的数据保存到服务器
    const jsonStr = localStorage.getItem("store")
    const json = JSON.parse(jsonStr)
    const schema = json.schema
    const json2 = JSON.stringify(schema)
    const id = localStorage.getItem("rowInEdit")

    // 将row更新到服务器， TODO: 加入对话框提示，您要把表单更新到服务器吗？
    await AmisPageApi.updateAmisJson(id, json2)
    message.success(t('amis.amisjsonUpdated'))

    // 关闭窗口
    nextTick(() => {
      editAmisOpen.value = false
    }, 100)
  }, false);
})
</script>

<style lang="scss" scoped>
.amis-editor {
  position: fixed;

  // TODO: 把250px左侧宽度写到variables.module.scss中
  top: 0;
  left: 198px;
  bottom: 0;
  right: 0;

  padding: 40px;

  z-index: 999;
  background-color: #919191;

  iframe {
    width: 100%;
    height: 100%;
  }
}
</style>
